Home / 344,979.20-517,468.80-325,733.60

Finding the Fourth Proportional to 344,979.20, 517,468.80 and 325,733.60

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Solution

The fourth proportional to 344,979.20, 517,468.80 and 325,733.60 is: 488,600.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,979.20 : 517,468.80 = 325,733.60 : x
  2. Step 2: Convert to fraction form
    344,979.20/517,468.80 = 325,733.60/x
  3. Step 3: Cross multiply
    344,979.20x = 517,468.80 × 325,733.60
  4. Step 4: Simplify right side
    344,979.20x = 168,556,975,111.68
  5. Step 5: Solve for x
    x = 168,556,975,111.68/344,979.20
  6. Step 6: Final answer
    x = 488,600.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.